Get results with polar H7 and Polar Smart Coaching. Hook up the Polar H7 heart rate sensor to Polar Beat and get accurate heart rate to your mobile phone. Heart rate based training allows you to train at the right intensity, avoid under and overtraining and reach your goals faster. Unlock the next level of fitness with Polar H7 and our premium Polar Smart Coaching features. Make the most out of every training session with the Polar H7 Bluetooth Smart Heart Rate Sensor. It provides real-time heart rate to compatible mobile training apps, including Polar Beat and Polar Flow, via low energy Bluetooth Smart technology. Also connects with the majority of Polar heart rate monitors on the market and compatible gym equipment. Includes a soft fabric chest strap that seamlessly adapts to your body shape. User replaceable battery. Includes limited two-year manufacturer's warranty.